xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: "http://devicetree.org/schemas/input/touchscreen/elan,elants_i2c.yaml#"
5*4882a593Smuzhiyun$schema: "http://devicetree.org/meta-schemas/core.yaml#"
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Elantech I2C Touchscreen
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - David Heidelberg <david@ixit.cz>
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunallOf:
13*4882a593Smuzhiyun  - $ref: touchscreen.yaml#
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunproperties:
16*4882a593Smuzhiyun  compatible:
17*4882a593Smuzhiyun    enum:
18*4882a593Smuzhiyun      - elan,ektf3624
19*4882a593Smuzhiyun      - elan,ekth3500
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun  reg:
22*4882a593Smuzhiyun    maxItems: 1
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun  interrupts:
25*4882a593Smuzhiyun    maxItems: 1
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun  wakeup-source:
28*4882a593Smuzhiyun    type: boolean
29*4882a593Smuzhiyun    description: touchscreen can be used as a wakeup source.
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun  reset-gpios:
32*4882a593Smuzhiyun    description: reset gpio the chip is connected to.
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  vcc33-supply:
35*4882a593Smuzhiyun    description: a phandle for the regulator supplying 3.3V power.
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun  vccio-supply:
38*4882a593Smuzhiyun    description: a phandle for the regulator supplying IO power.
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun  touchscreen-inverted-x: true
41*4882a593Smuzhiyun  touchscreen-inverted-y: true
42*4882a593Smuzhiyun  touchscreen-size-x: true
43*4882a593Smuzhiyun  touchscreen-size-y: true
44*4882a593Smuzhiyun  touchscreen-swapped-x-y: true
45*4882a593Smuzhiyun
46*4882a593SmuzhiyunadditionalProperties: false
47*4882a593Smuzhiyun
48*4882a593Smuzhiyunrequired:
49*4882a593Smuzhiyun  - compatible
50*4882a593Smuzhiyun  - reg
51*4882a593Smuzhiyun  - interrupts
52*4882a593Smuzhiyun
53*4882a593Smuzhiyunexamples:
54*4882a593Smuzhiyun  - |
55*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/irq.h>
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun    i2c {
58*4882a593Smuzhiyun        #address-cells = <1>;
59*4882a593Smuzhiyun        #size-cells = <0>;
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun        touchscreen@10 {
62*4882a593Smuzhiyun            compatible = "elan,ekth3500";
63*4882a593Smuzhiyun            reg = <0x10>;
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun            interrupt-parent = <&gpio4>;
66*4882a593Smuzhiyun            interrupts = <0x0 IRQ_TYPE_EDGE_FALLING>;
67*4882a593Smuzhiyun            wakeup-source;
68*4882a593Smuzhiyun        };
69*4882a593Smuzhiyun    };
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